Authentication flaw

The lockscreen feature in Mozilla Firefox OS before 2.5 does not properly restrict failed authentication attempts, which makes it easier for physically proximate attackers to obtain access by entering many passcode guesses...

CVE-2015-1107

The Lock Screen component in Apple iOS before 8.3 does not properly implement the erasure feature for incorrect passcode-authentication attempts, which makes it easier for physically proximate attackers to obtain access by making many passcode guesses...